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Factor out ol.geom.Geometry.getStrideForLayout_

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This commit is contained in:
Tom Payne
2013-12-03 15:44:44 +01:00
parent 0477101c28
commit 27982ec5e7
1 changed files with 21 additions and 11 deletions
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32
src/ol/geom/geometry.js
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@@ -102,6 +102,26 @@ ol.geom.Geometry.getLayoutForStride_ = function(stride) {
};
/**
* @param {ol.geom.Layout} layout Layout.
* @private
* @return {number} Stride.
*/
ol.geom.Geometry.getStrideForLayout_ = function(layout) {
if (layout == ol.geom.Layout.XY) {
return 2;
} else if (layout == ol.geom.Layout.XYZ) {
return 3;
} else if (layout == ol.geom.Layout.XYM) {
return 3;
} else if (layout == ol.geom.Layout.XYZM) {
return 4;
} else {
throw new Error('unsupported layout: ' + layout);
}
};
/**
* @param {ol.Coordinate} coordinate Coordinate.
* @return {boolean} Contains coordinate.
@@ -192,17 +212,7 @@ ol.geom.Geometry.prototype.setLayout =
/** @type {number} */
var stride;
if (goog.isDef(layout)) {
if (layout == ol.geom.Layout.XY) {
stride = 2;
} else if (layout == ol.geom.Layout.XYZ) {
stride = 3;
} else if (layout == ol.geom.Layout.XYM) {
stride = 3;
} else if (layout == ol.geom.Layout.XYZM) {
stride = 4;
} else {
throw new Error('unsupported layout: ' + layout);
}
stride = ol.geom.Geometry.getStrideForLayout_(layout);
} else {
var i;
for (i = 0; i < nesting; ++i) {